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Annotation of kernel/machdep/ppc/libc/memset.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: 
        !            25: /* Copyright (c) 1991 NeXT Computer, Inc.  All rights reserved.
        !            26:  *
        !            27:  *      File:   libc/ppc/memset.c
        !            28:  *      Author: Eryk Vershen, Apple Computer, Inc.
        !            29:  *
        !            30:  *      This file contains machine dependent code for block compares
        !            31:  *      on PPC-based products.
        !            32:  *
        !            33:  * HISTORY
        !            34:  */
        !            35: 
        !            36: void *memset(void *, int, unsigned long);
        !            37: 
        !            38: void bzero(void *dst, unsigned long ulen)
        !            39: {
        !            40:     (void) memset(dst, 0, ulen);
        !            41: }
        !            42: 
        !            43: void blkclr(void *dst, unsigned long ulen)
        !            44: {
        !            45:     (void) memset(dst, 0, ulen);
        !            46: }
        !            47: 
        !            48: 
        !            49: 
        !            50: void *memset(void *dst, int val, unsigned long ulen)
        !            51: {
        !            52:     int len = ulen;
        !            53:     void *orig_dst = dst;
        !            54: 
        !            55:     while (--len >= 0)
        !            56:        *((char*)dst)++ = val;
        !            57: 
        !            58:     return orig_dst;
        !            59: }

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